There are many beneficial uses of zinc oxide powder on the trail or when camping. I go over a few ways I use it to make my outdoor adventures more enjoyable. Zinc Oxide from Spicy World on Amazon https://www.amazon.com/gp/product/B00L4KYA9C/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1 Please follow and like us: